Assassin Slide Milling DISCLAIMER: Our RMR optic cut is NOT compatible with the Trijicon RCR optic. Send in your OEM Glock 19 or 17 slide and let us transform it into our Assassin slide. If you don't have an OEM slide to send us, then we can provide a slide... MSRP: Was: Now: $315.00 - $415.00 Choose Options